| // Copyright 2014 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef EXTENSIONS_BROWSER_EXTENSION_ZOOM_REQUEST_CLIENT_H_ |
| #define EXTENSIONS_BROWSER_EXTENSION_ZOOM_REQUEST_CLIENT_H_ |
| |
| #include <memory> |
| |
| #include "base/macros.h" |
| #include "components/zoom/zoom_controller.h" |
| #include "extensions/common/extension.h" |
| |
| namespace extensions { |
| |
| class Extension; |
| |
| // This class implements ZoomRequestClient in order to encapsulate a ref pointer |
| // back to an extension requesting a zoom level change. This is important so |
| // that zoom event observers can determine if an extension made the request |
| // as opposed to direct user input. |
| class ExtensionZoomRequestClient : public zoom::ZoomRequestClient { |
| public: |
| explicit ExtensionZoomRequestClient(scoped_refptr<const Extension> extension); |
| |
| bool ShouldSuppressBubble() const override; |
| const Extension* extension() const { return extension_.get(); } |
| |
| protected: |
| ~ExtensionZoomRequestClient() override; |
| |
| private: |
| scoped_refptr<const Extension> extension_; |
| |
| DISALLOW_COPY_AND_ASSIGN(ExtensionZoomRequestClient); |
| }; |
| |
| } // namespace extensions |
| |
| #endif // EXTENSIONS_BROWSER_EXTENSION_ZOOM_REQUEST_CLIENT_H_ |